<template>
  <div class="account-box">
    <div class="toggle">
      <a
        @click="isMessageLogin = false"
        href="javascript:;"
        v-if="isMessageLogin"
      >
        <i class="iconfont icon-user"></i> 使用账号登录
      </a>
      <a @click="isMessageLogin = true" href="javascript:;" v-else>
        <i class="iconfont icon-msg"></i> 使用短信登录
      </a>
    </div>
    <Form
      ref="formComp"
      class="form"
      :validation-schema="veeValidateSchema"
      v-slot="{ errors }"
    >
      <!-- 账号登录 -->
      <template v-if="!isMessageLogin">
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-user"></i>
            <Field
              :class="{ error: errors.account }"
              v-model="form.account"
              name="account"
              type="text"
              placeholder="请输入用户名或手机号"
            />
          </div>
          <div v-if="errors.account" class="error">
            <i class="iconfont icon-warning" />{{ errors.account }}
          </div>
        </div>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-lock"></i>
            <Field
              :class="{ error: errors.password }"
              v-model="form.password"
              name="password"
              type="password"
              placeholder="请输入密码"
            />
          </div>
          <div v-if="errors.password" class="error">
            <i class="iconfont icon-warning" />{{ errors.password }}
          </div>
        </div>
      </template>
      <!-- 手机号登录 -->
      <template v-else>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-user"></i>
            <Field
              :class="{ error: errors.mobile }"
              v-model="form.mobile"
              name="mobile"
              type="text"
              placeholder="请输入手机号"
            />
          </div>
          <div v-if="errors.mobile" class="error">
            <i class="iconfont icon-warning" />{{ errors.mobile }}
          </div>
        </div>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-code"></i>
            <Field
              :class="{ error: errors.code }"
              v-model="form.code"
              name="code"
              type="text"
              placeholder="请输入验证码"
            />
            <span class="code" @click="sendCode">{{
              time === 0 ? "发送验证码" : `${time}秒后发送`
            }}</span>
          </div>
          <div v-if="errors.code" class="error">
            <i class="iconfont icon-warning" />{{ errors.code }}
          </div>
        </div>
      </template>
      <div class="form-item">
        <div class="agree">
          <Field as="XtxCheckbox" name="isAgree" v-model="form.isAgree" />
          <span>我已同意</span>
          <a href="javascript:;">《隐私条款》</a>
          <span>和</span>
          <a href="javascript:;">《服务条款》</a>
        </div>
        <div v-if="errors.isAgree" class="error">
          <i class="iconfont icon-warning" />{{ errors.isAgree }}
        </div>
      </div>
      <a href="javascript:;" class="btn" @click="btnLogin">登录</a>
    </Form>
    <div class="action">
      <!-- 登录 -->
      <a href="https://graph.qq.com/oauth2.0/authorize?client_id=100556005&response_type=token&scope=all&redirect_uri=http%3A%2F%2Fwww.corho.com%3A8080%2F%23%2Flogin%2Fcallback">
            <img src="https://qzonestyle.gtimg.cn/qzone/vas/opensns/res/img/Connect_logo_7.png" alt="">
          </a>
      <div class="url">
        <a href="javascript:;">忘记密码</a>
        <a href="javascript:;">免费注册</a>
      </div>
    </div>
  </div>
</template>

<script>
import Message from '@/components/library/Message'
import veeValidateSchema from '@/utils/vee-validate-schema'
import { Form, Field } from 'vee-validate'
import { ref, reactive, watch, onUnmounted } from 'vue'
import { userAccountLogin, userMobileLoginMsg, userMobileLogin } from '@/api/user.js'
import { useStore } from 'vuex'
import { useRouter } from 'vue-router'
import { useIntervalFn } from '@vueuse/core'
export default {
  name: 'LoginForm',
  components: {
    Form,
    Field
  },
  setup () {
    const store = useStore()
    const router = useRouter()
    const isMessageLogin = ref(false)
    const form = reactive({
      isAgree: true,
      account: '',
      password: '',
      mobile: '',
      code: ''
    })

    // 监听
    const formComp = ref(null)
    watch(isMessageLogin, () => {
      // 清空数据
      form.isAgree = true
      form.account = ''
      form.password = ''
      form.mobile = ''
      form.code = ''
      // 清空验证结果
      formComp.value.resetForm()
    })

    const redirectUrl = router.currentRoute.value.query.redirectUrl || '/'
    store.commit('user/setRedirectUrl', redirectUrl)

    // 登录按钮
    const btnLogin = async () => {
      const res = await formComp.value.validate()
      try {
        let userInfo = null
        if (res) {
          // 账号登录
          if (isMessageLogin.value === false) {
            // 账号登录
            const { result } = await userAccountLogin({
              account: form.account,
              password: form.password
            })
            userInfo = result
          } else {
            // 手机号登录
            const { result } = await userMobileLogin({
              mobile: form.mobile,
              code: form.code
            })
            userInfo = result
          }
          // 存储信息
          store.commit('user/setUser', userInfo)
          // 跳转
          router.push(store.state.user.redirectUrl)
          Message({ type: 'success', message: '登录成功' })
          // 合并购物车
          store.dispatch('cart/mergeLocalCart')
        } else {
          Message({ type: 'error', message: '验证失败' })
        }
      } catch (error) {
        Message({ type: 'error', message: '用户名或密码错误' })
      }
    }

    // 倒计时时间
    const time = ref(0)
    // 定义一个计时器
    const { resume, pause } = useIntervalFn(
      () => {
        time.value--
        // 如果为0，倒计时结束
        if (time.value === 0) {
          pause()
        }
      },
      1000,
      { immediate: false }
    )

    // 清除倒计时
    onUnmounted(() => {
      pause()
    })

    // 发送验证码按钮
    const sendCode = async () => {
      // 验证手机号
      const resValidate = veeValidateSchema.mobile(form.mobile)
      // 验证成功
      if (resValidate === true) {
        try {
          // 发请求
          await userMobileLoginMsg(form.mobile)
          Message({ type: 'success', message: '发送成功' })
          // 倒计时开始
          time.value = 60
          resume()
        } catch (error) {
          Message({ type: 'warn', message: error.response.data.message })
        }
      } else {
        // 验证失败,提示用户
        formComp.value.setFieldError('mobile', resValidate)
      }
    }

    return {
      isMessageLogin,
      form,
      veeValidateSchema,
      btnLogin,
      formComp,
      sendCode,
      time
    }
  }
}
</script>

<style lang="less" scoped>
.account-box {
  .toggle {
    padding: 15px 40px;
    text-align: right;
    a {
      color: @xtxColor;
      i {
        font-size: 14px;
      }
    }
  }
  .form {
    padding: 0 40px;
    &-item {
      margin-bottom: 28px;
      .input {
        position: relative;
        height: 36px;
        > i {
          width: 34px;
          height: 34px;
          background: #cfcdcd;
          color: #fff;
          position: absolute;
          left: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 18px;
        }
        input {
          padding-left: 44px;
          border: 1px solid #cfcdcd;
          height: 36px;
          line-height: 36px;
          width: 100%;
          &.error {
            border-color: @priceColor;
          }
          &.active,
          &:focus {
            border-color: @xtxColor;
          }
        }
        .code {
          position: absolute;
          right: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 14px;
          background: #f5f5f5;
          color: #666;
          width: 90px;
          height: 34px;
          cursor: pointer;
        }
      }
      > .error {
        position: absolute;
        font-size: 12px;
        line-height: 28px;
        color: @priceColor;
        i {
          font-size: 14px;
          margin-right: 2px;
        }
      }
    }
    .agree {
      a {
        color: #069;
      }
    }
    .btn {
      display: block;
      width: 100%;
      height: 40px;
      color: #fff;
      text-align: center;
      line-height: 40px;
      background: @xtxColor;
      &.disabled {
        background: #cfcdcd;
      }
    }
  }
  .action {
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .url {
      a {
        color: #999;
        margin-left: 10px;
      }
    }
  }
}
</style>
